DM
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Mar, Rheumatologist in San Jose, CA?
Dr. Diane Mar, MD is a Rheumatologist, who primarily practices in San Jose, CA with 2 additional practice locations. She is board certified. Dr. Mar is fluent in English, and is currently seeing new patients. Dr. Mar’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Mar’s office at (650) 723-4000.
What languages does Dr. Mar speak?
Dr. Mar and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Mar treat?
As a Rheumatologist, Dr. Mar diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Mar. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Rheumatoid Arthritis
- RA
- Chronic inflammatory arthritis
- Autoimmune arthritis
- Inflammatory joint disease
- Inflammatory Arthritis
- Autoimmune Arthritis
ICD-10 Codes:
- M069: Rheumatoid arthritis, unspecified
- M0579: Rheumatoid arthritis with rheumatoid factor of multiple sites without organ or systems involvement
- M059: Rheumatoid arthritis with rheumatoid factor, unspecified
- M05741: Rheumatoid arthritis with rheumatoid factor of right hand without organ or systems involvement
- M0600: Rheumatoid arthritis without rheumatoid factor, unspecified site
Also known as:
- Lupus
- Lupus kidney disease
- Lupus with Organ Involvement
- Kidney Disease
- Systemic lupus erythematosus
- SLE
- Disseminated lupus erythematosus
- Lupus nephritis
- Kidney inflammation from lupus
- Glomerulonephritis in SLE
- Systemic Lupus Erythematosus
- SLE Affecting Organs
- Lupus Complications
ICD-10 Codes:
- M329: Systemic lupus erythematosus, unspecified
- M3214: Glomerular disease in systemic lupus erythematosus
- M3219: Other organ or system involvement in systemic lupus erythematosus
Also known as:
- Pain in Hand Joints
- Joint Disorder
- Hand Joint Ache
- Hand Joint Discomfort
- Sore Hand Joints
ICD-10 Codes:
- M25549: Pain in joints of unspecified hand
Also known as:
- Psoriatic Arthritis
- Psoriasis
- Psoriatic joint inflammation
- Arthritis with psoriasis
- Psoriasis-related joint pain
ICD-10 Codes:
- L4050: Arthropathic psoriasis, unspecified
Also known as:
- Joint Pain
- Joint Disorder
- Pain
- Arthralgia
- Aching joints
- Sore joints
ICD-10 Codes:
- M2550: Pain in unspecified joint
Also known as:
- Giant cell arteritis
- Giant Cell Arteritis
- Polymyalgia Rheumatica and Giant Cell Arteritis
- Temporal arteritis', 'Horton's disease
- Cranial arteritis
ICD-10 Codes:
- M316: Other giant cell arteritis
Also known as:
- Gout
- Gouty Arthritis
- Uric Acid Arthritis
- Hyperuricemia
ICD-10 Codes:
- M109: Gout, unspecified
Also known as:
- Other Abnormal Immune System Markers
- Unusual immune findings
- Abnormal immunology results
- Abnormal serum immunology
ICD-10 Codes:
- R768: Other specified abnormal immunological findings in serum
Also known as:
- Polymyalgia Rheumatica
- Polymyalgia Rheumatica and Giant Cell Arteritis
- PMR
- Inflammatory Rheumatism
ICD-10 Codes:
- M353: Polymyalgia rheumatica
Also known as:
- Scleroderma
- Systemic scleroderma
- Systemic Sclerosis
- Hardening of the Skin
- Connective Tissue Disease
ICD-10 Codes:
- M349: Systemic sclerosis, unspecified
Also known as:
- Other Long-Term Drug Therapy
- Chronic medication use
- Ongoing drug treatment
- Extended drug therapy
ICD-10 Codes:
- Z79899: Other long term (current) drug therapy
Also known as:
- Sjogren's Syndrome
- Sjögren syndrome
- Sjogren Syndrome
- Sjögren's Disease
- Autoimmune Dry Eye Syndrome
- Dry Mouth Syndrome
ICD-10 Codes:
- M3500: Sjogren syndrome, unspecified
Also known as:
- Myositis
- Dermatomyositis
- Polymyositis
- Muscle Inflammation
ICD-10 Codes:
- M3390: Dermatopolymyositis, unspecified, organ involvement unspecified
Also known as:
- Other Immune System Disorder
- Immune System and Disorder
- Immunity Disorder
- Immunological Disorder
- Immune Dysfunction
ICD-10 Codes:
- D8989: Other specified disorders involving the immune mechanism, not elsewhere classified
Which procedures does Dr. Mar perform as a Rheumatologist?
As a Rheumatologist, procedures performed by a Dr. Diane Mar may include:
- Abnormal ANA Testing
- Arthrocentesis
- Denosumab Injection
- Joint Aspiration
- Joint Injections
- Rheumatology Consultation
- Rheumatology Follow Up
- Viscosupplement Injections
For detailed information, please contact Dr. Mar's office.
Does Dr. Mar accept my insurance?
Dr. Mar accepts most major insurance plans. Important: Please call our office at (650) 723-4000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Mar accept in San Jose, CA?
Dr. Mar in San Jose, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Shield of California
Conifer Health Solutions
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Medicaid
Medicare
OptumRx
Santa Clara Family Health Plan
UnitedHealthcare
View All Insurances
Where is Dr. Mar's office located?
What is Dr. Mar's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Mar's National Provider Identifier (NPI) number is 1356704795.
What common questions do patients ask about Dr. Mar?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Mar
What is Dr. Diane Mar's specialty?
Dr. Mar is a Rheumatologist near San Jose, CA. An internist specializing in the treatment of diseases affecting the joints, muscles, bones, and tendons. This specialist diagnoses and manages conditions such as arthritis, back pain, muscle strains, common sports injuries, and collagen-related diseases. Contact Dr. Mar to book an appointment today.
Is this Dr. Diane Mar affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Mar is affiliated with Stanford Health Care - Stanford Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Rheumatologist?
Explore Rheumatologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Diane Mar accepting new patients in San Jose, CA?
Yes, Dr. Diane Mar is accepting new patients at this time.
Does Dr. Diane Mar offer online booking?
Please contact Dr. Mar's office at (650) 723-4000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Diane Mar?
Please contact Dr. Mar's office at (650) 723-4000 for information regarding telehealth appointment availability or for scheduling assistance.
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